File: moddi3.S

package info (click to toggle)
edk2 2025.02-8
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 271,704 kB
  • sloc: ansic: 2,109,987; asm: 263,832; perl: 227,730; python: 149,919; sh: 34,967; cpp: 21,813; makefile: 3,282; xml: 806; pascal: 721; lisp: 35; ruby: 16; sed: 6; tcl: 4
file content (38 lines) | stat: -rw-r--r-- 917 bytes parent folder | download | duplicates (4)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
#------------------------------------------------------------------------------
#
# Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
#------------------------------------------------------------------------------

#include <AsmMacroLib.h>

ASM_FUNC(__moddi3)
  stmfd  sp!, {r4, r5, r7, lr}
  mov  r4, r1, asr #31
  add  r7, sp, #8
  stmfd  sp!, {r10, r11}
  mov  r10, r3, asr #31
  sub  sp, sp, #16
  mov  r5, r4
  mov  r11, r10
  eor  r0, r0, r4
  eor  r1, r1, r4
  eor  r2, r2, r10
  eor  r3, r3, r10
  add  ip, sp, #8
  subs  r0, r0, r4
  sbc  r1, r1, r5
  subs  r2, r2, r10
  sbc  r3, r3, r11
  str  ip, [sp, #0]
  bl  ASM_PFX(__udivmoddi4)
  ldrd  r0, [sp, #8]
  eor  r0, r0, r4
  eor  r1, r1, r4
  subs  r0, r0, r4
  sbc  r1, r1, r5
  sub  sp, r7, #16
  ldmfd  sp!, {r10, r11}
  ldmfd  sp!, {r4, r5, r7, pc}